Tachometer



FIG. 1 is a perspective view of the tachometer, particularly showing the inventive design thereof;

FIG. 2 is a front view thereof;

FIG. 3 is a back view thereof;

FIG. 4 is a left side view thereof;

FIG. 5 is a right side view thereof;

FIG. 6 is a top view thereof, and,

FIG. 7 is a bottom view thereof.

The broken line showings are for illustrative purposes only and form no part of the claimed design. 

The ornamental design for the tachometer, as shown and described. 